<button class="plan-button" data-plan="premium">Choose the Premium plan</button>
<button class="plan-button" data-plan="scale">Choose the Scale plan</button>
<button class="plan-button" data-plan="enterprise">Choose the Enterprise plan</button>
const buttons = document.getElementsByClassName("plan-button");
for(let button of buttons) {
const sku = button.getAttribute("data-plan");
button.addEventListener("click", () => {
abowire.cart.addItem({ sku });